Watch



FIG. 1 is a front elevational view of a watch showing my new design;

FIG. 2 is a right front perspective view;

FIG. 3 is a rear elevational view;

FIG. 4 is a left rear perspective view thereof.

The broken line showing of the watch bands in the drawings is for environmental purposes only and does not form part of the claimed design. 

The ornamental design for a watch, as shown and described. 